Hatshepsut became pharoah in the early part of the 15th century B.C. Various dates between 1500 and 1479 have been believed to be the beginning of her reign.
Hatshepsut came to power during the Eighteenth Dynasty of ancient Egypt, specifically around 1478 BC. To find this information, you can consult various historical sources such as books, encyclopedias, or online articles. One reliable source is often the writings of Egyptologists, who have extensively studied ancient Egyptian history. Online academic resources and reputable museums often provide accurate and detailed information on this topic as well.